/*
 * Copyright (C) 2008 ZXing authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.zxing.client.android.share;

import android.app.Activity;
import android.app.ListActivity;
import android.content.Intent;
import android.database.Cursor;
import android.os.Bundle;
import android.provider.Browser;
import android.view.View;
import android.widget.AdapterView;
import android.widget.LinearLayout;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.AdapterView.OnItemClickListener;

import com.google.ads.AdRequest;
import com.google.ads.AdSize;
import com.google.ads.AdView;
import com.zl.zxing.client.barcode.R;

/**
 * This class is only needed because I can't successfully send an ACTION_PICK
 * intent to com.android.browser.BrowserBookmarksPage. It can go away if that
 * starts working in the future.
 * 
 * @author dswitkin@google.com (Daniel Switkin)
 */
public class BookmarkPickerActivity extends Activity implements
		OnItemClickListener {
	private static final String[] BOOKMARK_PROJECTION = {
			Browser.BookmarkColumns.TITLE, Browser.BookmarkColumns.URL };

	private static final int[] TWO_LINE_VIEW_IDS = { R.id.bookmark_title,
			R.id.bookmark_url };

	private static final int TITLE_COLUMN = 0;
	private static final int URL_COLUMN = 1;

	// Without this selection, we'd get all the history entries too
	private static final String BOOKMARK_SELECTION = "bookmark = 1";

	private Cursor cursor;

	@Override
	protected void onCreate(Bundle icicle) {
		super.onCreate(icicle);
		setContentView(R.layout.picker_bookmark);
		cursor = getContentResolver().query(Browser.BOOKMARKS_URI,
				BOOKMARK_PROJECTION, BOOKMARK_SELECTION, null, null);

		if (null != cursor&&cursor.getCount()>0) {
			startManagingCursor(cursor);
			final SimpleCursorAdapter adapter = new SimpleCursorAdapter(this,
					R.layout.bookmark_picker_list_item, cursor,
					BOOKMARK_PROJECTION, TWO_LINE_VIEW_IDS);
			ListView listView = (ListView) findViewById(R.id.bookmark);
			listView.setAdapter(adapter);
			listView.setOnItemClickListener(this);
		}
		// ads
		final LinearLayout layout = (LinearLayout) findViewById(R.id.linearLayout);
		final AdView adView = new AdView(this, AdSize.BANNER, "a14e4558740d4f8");
		layout.addView(adView);
		adView.loadAd(new AdRequest());
	}

	@Override
	protected void onDestroy() {
		if (cursor != null) {
			try {
				cursor.close();
			} catch (Exception e) {
			}
		}
		super.onDestroy();
	}

	@Override
	public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {
		if (cursor.moveToPosition(arg2)) {
			final Intent intent = new Intent();
			intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
			intent.putExtra(Browser.BookmarkColumns.TITLE, cursor
					.getString(TITLE_COLUMN));
			intent.putExtra(Browser.BookmarkColumns.URL, cursor
					.getString(URL_COLUMN));
			setResult(RESULT_OK, intent);
		} else {
			setResult(RESULT_CANCELED);
		}
		finish();
	}
}
